Search Result For was
The day the first undersea cable was laid across the Atlantic – level 2
05-08-1858The first undersea telegraph cable was put across the Atlantic on...
The day the first undersea cable was laid across the Atlantic – level 3
05-08-1858The first undersea telegraph cable was laid across the Atlantic on...
The day Machu Picchu was discovered – level 1
24-07-1911In 1450, the Incas build a town high in the Andes,...
The day Machu Picchu was discovered – level 2
24-07-1911Around 1450, the Incas built a city high in the Andes,...
The day Machu Picchu was discovered – level 3
24-07-1911Around 1450, the Incas built a city high in the Peruvian...
The day the lowest temperature was recorded on Earth – level 1
21-07-1983The coldest temperature on Earth is -89.2 degrees Celsius. People measure...
The day the lowest temperature was recorded on Earth – level 2
21-07-1983The lowest temperature ever recorded on Earth was on July 21,...
The day the lowest temperature was recorded on Earth – level 3
21-07-1983The lowest temperature ever recorded on Earth was on July 21,...
The day GPS was fully operational – level 1
17-07-1995GPS is a system which gives information about your location on...
The day GPS was fully operational – level 2
17-07-1995The Global Positioning System (GPS) is a satellite system which gives...
